Daisuke Namikawa is a Japanese actor, voice actor and singer from Tokyo. He won for Best Actor in supporting roles in the 4th Seiyu Awards.

In July 2017, Shukan Bunshun reported that he had been involved in an affair with a female employee from his previous talent agency since 2004. On July 19th, 2017, he confirmed the allegations and apologized for his actions stating that he was embarrassed by the situation, but would continue to work hard to regain everyone's trust.